Active pixel sensor cell that reduces noise in the photo informa

Details Active pixel sensor cell that reduces noise in the photo informa Active pixel sensor cell that reduces noise in the photo informa

1997-06-09

1999-03-09

Allen, Stephone B.

Radiant energy

Photocells; circuits and apparatus

Photocell controlled circuit

348308, 348306, H04N 5335

Patent

active

058804609

ABSTRACT:
The noise in the photo information output from a CMOS-based active pixel sensor cell is reduced by setting the voltage on the output of the cell to a predetermined voltage, such as ground or the power supply voltage, each time the cell is read prior to the cell being read.

REFERENCES:
patent: 4858022 (1989-08-01), Suzuki
patent: 5134489 (1992-07-01), Sauer
patent: 5717199 (1998-02-01), Carbone et al.
patent: 5796431 (1998-08-01), Yonemoto
Nixon, R.H. et al., "FA 11.1: 256.times.256 CMOS Active Pixel Sensor Camera-on-a-Chip," 1996 IEEE International Solid-State Circuits Conference, p. 178.
Dickinson, A. et al., "TP 13.5: A 256.times.256 CMOS Active Pixel Image Sensor with Motion Detection," 1995 IEEE/International Solid-State Circuits Conference, pp. 226-227.
Agwani, S. et al., "A High Spped, Dual Output Channel, Stage Selectable, TDI CCD Image Sensor for High Resolution Applications," pp. 124-133, SPIE, vol. 2415, Sep. 1995.
Delbruck, T. et al., "Analog VLSI Phototransduction by continuous-time, adaptive, logarithmic photoreceptor circuits," pp. 1-24, Calif. Inst. of Tech. Computation & Neural Systems Program, CNS Memo No. 30, May 11, 1994.
Delbruck, T., "Imager Circuits," Synaptics/National Imager Project, Test Imager Circuit Documentation, pp. 1-8, Aug. 23, 1995.
IM EC VZW, "Fuga data sheet", p. 26, Leuven, Belgium, Aug. 30, 1995.

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